name	secondary_yolk_sac
namespace	http://cytomer.bioinf.med.uni-goettingen.de#
parent	 extraembryonic_component 
nameGermanSynonym []	sekundärer definitiver Dottersack,
annotationRemark []	dka
ACC []	cy0008068
nameMedicineSynonym []	Vesicula umbilicalis, Saccus vittelinus secundarius
label [de]	sekundäres Nabelbläschen
label [en]	secondary yolk sac
comment [de]	Der primäre Dottersack zerreißt. Seine freien Ränder schließen sich zum sehr viel kleineren sekundären Dottersack zusammen. Embryonales Vorratsorgan.
comment [en]	a membranous sac that is attached to an embryo and encloses food yolk, that is continuous in most forms through the omphalomesenteric duct with the intestinal cavity of the embryo, that being abundantly supplied with blood vessel is throughout embryonic life and in some forms later the chief organ of nutrition and that in placenta mammals is nearly vestigial and functions chiefly prior to the formation of the placenta
speciesNo []	86
organNo []	80041
label [med]	Saccus vitellinus definitivus
nameEnglishSynonym []	definitive yolk sac
isPartOf	Carnegie_Stage_10
hasPart	allantoenteric_diverticulum_of_secondary_yolk_sac
isPartOf	Carnegie_Stage_9
isPartOf	Carnegie_Stage_6b
hasPart	blood_islands
hasPart	endothelium_of_secondary_yolk_sac
isPartOf	Carnegie_Stage_13
isPartOf	extraembryonic_component
isPartOf	Carnegie_Stage_11
isPartOf	Carnegie_Stage_7
hasPart	mesothelium_of_secondary_yolk_sac
hasPart	endoderm_of_secondary_yolk_sac
isPartOf	Carnegie_Stage_8
hasPart	mesenchyme_of_secondary_yolk_sac
hasPart	extraembryonic_mesoderm_of_secondary_yolk_sac
isPartOf	Carnegie_Stage_15
differentiatedFrom	primary_yolk_sac
isPartOf	Carnegie_Stage_6a
isPartOf	Carnegie_Stage_12
isPartOf	Carnegie_Stage_14